underworld

noun

un·​der·​world ˈən-dər-ˌwərld How to pronounce underworld (audio)
Synonyms of underworldnext
1
: the place of departed souls : hades
2
archaic : earth
3
: the side of the earth opposite to one : antipodes
4
: a social sphere below the level of ordinary life
the town's seedy underworld
especially : the world of organized crime

Examples of underworld in a Sentence

a magazine article taking an insightful look at the underworld inhabited by street people
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
When his daughter Rainy is abducted, humble tradesman Wang Wei is thrust into a deadly underworld of corruption and violence. William Earl, Variety, 25 Mar. 2026 Soon after, the weapon used is traced back to Sverre Olsen (Arthur Hakalahti), a young arms dealer operating in a downtown warehouse populated by the city’s underworld and, according to the 70 percent assurance of face recognition expert Beate (Ellen Helinder), a familiar presence within the force. Jon O'Brien, IndieWire, 23 Mar. 2026 Kelly spends the first half of his book running through a who’s who of the New England underworld, gangsters and mob wannabes who likely came into contact with the art before the investigation reached Maine and Gentile. Edmund H. Mahony, Hartford Courant, 22 Mar. 2026 Nick is hired by a mafia don to confirm and then steal a priceless manuscript said to be Dante’s original Divine Comedy in his own hand, dragging Nick into an underworld he’s both repulsed by and complicit in. Anthony D'alessandro, Deadline, 19 Mar. 2026 See All Example Sentences for underworld

Word History

First Known Use

1598, in the meaning defined at sense 1

Time Traveler
The first known use of underworld was in 1598

Browse Nearby Words

Cite this Entry

“Underworld.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/underworld. Accessed 28 Mar. 2026.

Kids Definition

underworld

noun
un·​der·​world ˈən-dər-ˌwərld How to pronounce underworld (audio)
1
: the place of the souls of the dead
2
: the side of the earth opposite to one
3
: the world of organized crime

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